Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 R4a5 draw
3 R6a5 draw
4 Ra3 draw
5 Ra7 draw
6 Ra8 draw
7 Rb4 draw
8 Rb6 draw
9 Rc4 draw
10 Rc6 draw
11 Rg4 draw
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh6 loss in 2 half-moves